User manual

16
ideapad 320-17IKB/ideapad 320H-17IKB/ideapad 320L-17IKB/ideapad 320R-17IKB/
ideapad 320E-17IKB/ideapad 320-17ISK/ideapad 320H-17ISK/ideapad 320L-17ISK/
ideapad 320R-17ISK/ideapad 320E-17ISK Hardware Maintenance Manual
Important service information
Thischapterpresentsthefollowingimportantserviceinformation:
• “StrategyforreplacingFRUs”onpage16
– “Strategyforreplacingaharddiskdrive”onpage17
– “Importantnoticeforreplacingasystemboard”onpage17
• “ImportantinformationaboutreplacingRoHScompliantFRUs”onpage18
Important:
BIOS and device driver xes are customer-installable. The BIOS and device
drivers are posted on the customer support site:
http://support.lenovo.com.

Strategy for replacing FRUs
Before replacing parts:
Makesurethatallsoftware xes,drivers,and BIOSdownloadsare installed
beforereplacinganyFRUslistedinthismanual.
Afterasystemboardisreplaced,ensurethatthelatestBIOSisloadedtothe
systemboardbeforecompletingtheserviceaction.
Todownloadsoftwarexes,drivers,andBIOS,followthestepsbelow:
1. Gotohttp://support.lenovo.com
.
2. Entertheserialnumberor selectaproduct oruseLenovo smart
downloading.
3. SelecttheBIOS/Driver/Applicationsanddownload.
4. Followthedirectionsonthescreenandinstallthenecessarysoftware.